国家/地区 中国（4）
IPC部 B（4）
IPC大类 B29（4） B32（4） C08（4）
IPC小类 B29D（4）
IPC B32B027/06（4）
发明人
公开年 2021（4）
申请年 2020（2）  2021（2） 
专利权人

Cast polypropylene film useful for aluminum plastic film, comprises first layer including e.g. toughening agent and adhesion promoter, second layer including copolymerized polypropylene, and third layer including e.g. adhesion promoter.

XIAO Z

Mildew-proof wear-resistant environment-friendly polyvinyl chloride artificial leather comprises base cloth layer, and polyvinyl chloride surface layer comprising polyvinyl chloride resin, functional elastomer, plasticizer and foaming agent.

ZHANG H

Enhanced wear-resistant polyethylene drainage pipe, has inner layer having polyethylene resin and graphene reinforced masterbatch, polyethylene graft resin core layer, and polyethylene graft resin outer layer set sequentially.

LIU J, WAN G, TIAN X, LIU W, MEI L, ZHOU W, FU Y

Thermoplastic honeycomb wave absorbing plate comprises surface skin and bottom skin.

MING P, WEI W, PENG X, WANG J, YIN S, GAN D, SHI G, XU Y